329161523076 has 27 divisors (see below), whose sum is σ = 832055884933. Its totient is φ = 109719360240.

The previous prime is 329161523069. The next prime is 329161523107. The reversal of 329161523076 is 670325161923.

The square root of 329161523076 is 573726.

It is a perfect power (a square), and thus also a powerful number.

329161523076 is a `hidden beast` number, since 3 + 2 + 9 + 1 + 615 + 23 + 0 + 7 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 183634532676 + 145526990400 = 428526^2 + 381480^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3394546 + ... + 3490166.

Almost surely, 2^329161523076 is an apocalyptic number.

329161523076 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

329161523076 is the 573726-th square number.

It is an amenable number.

329161523076 is an abundant number, since it is smaller than the sum of its proper divisors (502894361857).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

329161523076 is an frugal number, since it uses more digits than its factorization.

329161523076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191252 (or 95626 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

Adding to 329161523076 its reverse (670325161923), we get a palindrome (999486684999).

The spelling of 329161523076 in words is "three hundred twenty-nine billion, one hundred sixty-one million, five hundred twenty-three thousand, seventy-six".